xviii List of Plates. 



M. J. Gilbert— follows 



PAGE 



Plate XX. — Fig. 1. Showing the characteristic dune-bedding in the consoli- 

 dated sands close to the bed of lignite near Fishing Rock, on the coast 

 north-west of Waiuku. Fig. 2. Photomicrograph of algal limestone 

 north of Te Orairoa Point. Fig. 3. Photomicrograph of fine Globigerina 

 limestone, Koruahine Point .. .. .. .. ..112 



Plate XXI. — Fig. 1. Mesozoic shales and sandstones of the " strike coast," 

 a iittle south of Okariha Point. Fig. 2. The belemnite shales (Mesozoic) 

 at the South Head, Waikato River .. .. .. .. ..112 



J. L. Bartrum — 



Plate XXII. — Fig. 1. Western coast of Great Barrier Island : view looking 

 north-north-west towards the entrance of Port Abercrombie. Fig. 2. Kai- 

 toke Beach from the south, mid-east coast, Great Barrier Island . . 118 



Plate XXIII. — Fig. 1. The Needles, north-east coast of Great Barrier Island. 



Fig. 2. Breakaway Cliffs of Whitecliffs Range, near Whangaparapara . . 118 



Plate XXIV. — Typical rhyolitic bluffs, summit of Mount Young, looking 



north-west . . . . . . . . . . . . . . 124 



Plate XXV. — Fig. 1. A conspicuous acid dyke, valley of Awana Stream. 

 Fig. 2. Ramifying narrow dykes, Mine Bay, Great Barrier Island. 

 Fig. 3. Closely-folded fine-bedded sediments, Harataonga Bay . . 124 



Plate XXVI. — Figs. 1-6. Photomicrographs of rocks from Great Barrier 



Island . . . . . . . . . . . . . . . . 124 



Plate XXVII. — Figs. 1-5. Photomicrographs of rocks from Great Barrier 



Island . . . . . . . . . . . . . . . . 124 



Plate XXVIII. — Figs. 1-6. Photomicrographs of rocks from Great Barrier 



Island . . . . . . . . . . . . . . . . 128 



C. A. Cotton — 



Plate XXIX.— Fig. 1. The eastern shore of Port Nicholson. Fig. 2. The 



Baring Head platform as seen from Cape Turakirae . . . . 136 



Plate XXX. — Fig. 1. The Baring Head platform between the mouths of the 

 Wainui-o-mata and Orongorongo Rivers. Fig. 2. The Baring Head 

 platform, Orongorongo platform, and higher benches, as seen from 

 Baring Head . . . . . . . . . . . . . . 136 



Plate XXXI. — Fig. 1. Baring Head platform on Baring Head. Fig. 2. Lake 



Koangatera, at the drowned mouth of Gollan's Valley . . . . 140 



Plate XXXII. — Fig. 1. The aggraded headward -tilted valley of the western 

 branch of the Wainui-o-mata. Fig. 2. View looking seaward across the 

 widest part of the rocky coastal plain of Cape Turakirae . . 140 



Plate XXXIII.— Fig. 1. Map of the Hutt River delta. Fig. 2. Map showing 



the Upper Hutt basin-plain .. .. .. .. ..140 



Plate XXXIV.— An aggraded plain in small headward- tilted tributaries of 



the Mangaroa River . . . . . . . . . . 1 40 



G. L. Adkin — 



Plate XXXV. — The raised shore-platform of the Porirua coast . . 148 



L. I. Grange — 



Plate XXXVI. — Fig. 1. Section of cemented greensand of Waterfall Creek. 



Fig. 2. Crystal of sodalite with inclusions . . . . . . 1 64 



J. M. Fowler — 



Plate XXXVII. — Fig. I. Oeneral view of striated rocks at Circle Cove. 



Fig. 2. Near view of striated rocks . . . . . . 1 75 



M. K. Mestayer — 



Plate XXXVIII. — Figs. 1-3. Lorica haurakien-iis n. sp. Figs. 4-6. Lorica 

 volvox (Reeve). Figs. 7, 8. Plaxiphora (Maorichiton) lyallensis n. sp. 

 Figs. 9—11. RJiyssoplax oliveri n. sp. Fig. 12. Damoniella alpha n. sp. . . 176 



